Finding the Fourth Proportional to 7,833,358.20, 11,750,037.30 and 5,441,873.70
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Solution
The fourth proportional to 7,833,358.20, 11,750,037.30 and 5,441,873.70 is: 8,162,810.55
Step by Step Solution
- Step 1: Write the proportion equation
7,833,358.20 : 11,750,037.30 = 5,441,873.70 : x - Step 2: Convert to fraction form
7,833,358.20/11,750,037.30 = 5,441,873.70/x - Step 3: Cross multiply
7,833,358.20x = 11,750,037.30 × 5,441,873.70 - Step 4: Simplify right side
7,833,358.20x = 63,942,218,956,889.02 - Step 5: Solve for x
x = 63,942,218,956,889.02/7,833,358.20 - Step 6: Final answer
x = 8,162,810.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.